OpenLDAP changes: http://www.openldap.org/software/release/changes.html
LTB packaging changes:
- #17 fix wrong dates and dist in spec file
- #14 fix files ownership to improve security
- #20 use init script v2.3
- #21 use ppm v1.7
- #5 use native systemd service
See also https://github.com/ltb-project/openldap-rpm/milestone/3
Download: https://ltb-project.org/download#packages_for_red_hatcentos